Summary
Overview
Work History
Education
Skills
Timeline
Generic

Ayyappan Kolangiyappa

Software Engineer
Ponneri

Summary

Solution-focused Java Full Stack Developer with 6 years of experience, specializing in Spring Boot and Apache Kafka. Successfully designed and developed 20+ microservices with JPA and relational databases, contributing to a loan management system and a multi-channel messaging platform (email, SMS, push notifications). Expertise in building web applications with multiple APIs, third-party integrations, and event-driven architectures. Thrive in fast-paced, high-tech environments, collaborating with cross-functional teams using Agile methodologies to deliver scalable and efficient solutions.

Overview

7
7
years of professional experience
4
4
years of post-secondary education

Work History

SENIOR SRE DEVELOPER

DBS, Unison Consulng Pte. Ltd.
01.2022 - Current
  • Developed 20+ Spring Boot microservices utilizing Kafka for event-driven communication.
  • Conducted code reviews to ensure high code quality and adherence to best practices.
  • Designed and implemented Kafka consumers and producers, enabling real-time data processing.
  • Investigated and resolved 100+ complex technical and functional issues, significantly improving system reliability.
  • Possess a strong understanding of event-driven architectures and microservices.
  • Proficient in performance tuning, load balancing, and system optimization to enhance application efficiency.

Technical Lead

Habile Technologies
08.2018 - 01.2022

Technical Lead: (January 2021 - January 2022)

  • Experienced in gathering requirements from end clients and preparing Functional Requirement Specification (FRS) documents.
  • Led team development efforts to ensure successful project delivery.
  • Provided technical leadership and mentorship to team members.
  • Maintained high software quality standards by establishing and enforcing best practices.
  • Strong analytical, problem-solving, and technical expertise in driving both team and individual performance to meet customer and financial objectives.
  • Designed, developed, and performed unit testing of applications in compliance with established standards.
  • Actively participated in peer reviews of solution designs and code to ensure quality and efficiency.

Java Full Stack Developer: (August 2019 - January 2021)

  • Proficient in software development and system design.
  • Experienced in Java development with extensive API integration expertise, having successfully integrated CloudBankIN with over 10 third-party APIs, including Gravity Forms, Equifax, Illion Bank Statement Analyzer, PayWay, Xero, BASIQ, and Algo360.
  • Skilled Full Stack Engineer, adept at solution design, coding, testing, and automating test and deployment processes.
  • Expertise in analyzing and troubleshooting technical and application issues.
  • Provided third-level support to business users, ensuring seamless application performance.

Education

B.E. ELECTRONICS & COMMUNICATION ENGINEERING -

Jeppiaar Maamallan Engineering College
Chennai, Tamil Nadu
06.2013 - 05.2017

Skills

Spring Boot

Spring Batch

Micro Services

Restful API's

MySQL / MariaDB

Apache Kafka

IBM MQ

Cloud Foundry (PCF)

Kibana, Grafana

React, Typescript

SonarQube, NexusIQ

Git, Jenkins

Timeline

SENIOR SRE DEVELOPER

DBS, Unison Consulng Pte. Ltd.
01.2022 - Current

Technical Lead

Habile Technologies
08.2018 - 01.2022

B.E. ELECTRONICS & COMMUNICATION ENGINEERING -

Jeppiaar Maamallan Engineering College
06.2013 - 05.2017
Ayyappan KolangiyappaSoftware Engineer